DE3463120D1 - Semi-permeable membrane storage solutions - Google Patents

Semi-permeable membrane storage solutions

Info

Publication number
DE3463120D1
DE3463120D1 DE8484300030T DE3463120T DE3463120D1 DE 3463120 D1 DE3463120 D1 DE 3463120D1 DE 8484300030 T DE8484300030 T DE 8484300030T DE 3463120 T DE3463120 T DE 3463120T DE 3463120 D1 DE3463120 D1 DE 3463120D1
Authority
DE
Germany
Prior art keywords
semi
permeable membrane
storage solutions
membrane storage
solutions
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE8484300030T
Other languages
German (de)
Inventor
Charles Julian Brown
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of DE3463120D1 publication Critical patent/DE3463120D1/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0097—Storing or preservation
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
    • A01N59/14—Boron; Compounds thereof
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/025—Reverse osmosis; Hyperfiltration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/08—Polysaccharides
    • B01D71/12—Cellulose derivatives
    • B01D71/14—Esters of organic acids
    • B01D71/16—Cellulose acetate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/56—Polyamides, e.g. polyester-amides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Plant Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Agronomy & Crop Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Pest Control & Pesticides (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
DE8484300030T 1983-01-05 1984-01-04 Semi-permeable membrane storage solutions Expired DE3463120D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US45587283A 1983-01-05 1983-01-05

Publications (1)

Publication Number Publication Date
DE3463120D1 true DE3463120D1 (en) 1987-05-21

Family

ID=23810590

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484300030T Expired DE3463120D1 (en) 1983-01-05 1984-01-04 Semi-permeable membrane storage solutions

Country Status (6)

Country Link
EP (1) EP0115375B1 (en)
JP (1) JPS59132906A (en)
AR (1) AR231924A1 (en)
CA (1) CA1203682A (en)
DE (1) DE3463120D1 (en)
ES (1) ES528652A0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7156997B2 (en) * 2001-10-05 2007-01-02 Dow Global Technologies Inc. Package assembly for piperazine-based membranes
WO2008131499A1 (en) * 2007-04-26 2008-11-06 Realco Sa Method for treating banana leafspot disease and treatment composition

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191516410A (en) * 1915-11-20 1916-12-20 Charles Billing Improvements in Disinfectant, Antiseptic, Deodorant and Detergent Materials.
DE675400C (en) * 1934-09-16 1939-05-08 Chem Fab Gruenau Akt Ges Preservatives
US3278445A (en) * 1964-03-30 1966-10-11 American Potash & Chem Corp Stabilized borate compositions
US3850797A (en) * 1973-06-12 1974-11-26 Culligan Int Co Method of sterilizing reverse osmosis water treatment units
JPS53137145A (en) * 1977-05-07 1978-11-30 Oriental Photo Ind Co Ltd Bleaching fixer for use in photograph
JPS5423080A (en) * 1977-07-25 1979-02-21 Mitsubishi Rayon Co Ltd Washing method for semipermeable membrane
JPS58209714A (en) * 1982-06-01 1983-12-06 Hoya Corp Preserving agent for soft contact lens

Also Published As

Publication number Publication date
ES8601713A1 (en) 1985-11-16
EP0115375B1 (en) 1987-04-15
ES528652A0 (en) 1985-11-16
AR231924A1 (en) 1985-04-30
EP0115375A2 (en) 1984-08-08
JPS59132906A (en) 1984-07-31
CA1203682A (en) 1986-04-29
EP0115375A3 (en) 1984-11-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee